<!--电子围栏页-->
<template>
  <div style="height: 6vh;background-color:#fff;padding:10px 20px;">
    <span style="line-height:60px;font-size:20px;">围栏管理</span>
    <el-button type="primary" style="float:right;margin-top:13px;"
               @click="router.push('/geofenceMap')"
    >新建围栏</el-button>
  </div>
  <!-- 围栏查询卡片 -->
  <el-card style="margin:20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="围栏名称">
        <el-input placeholder="请输入" style="width:220px;"
        v-model="geoSearchFrom.name" @keydown.enter="loadGeo"></el-input>
      </el-form-item>
      <el-form-item label="围栏状态" style="width:290px;">
        <el-select placeholder="请选择"
        v-model="geoSearchFrom.status" @keydown.enter="loadGeo">
          <el-option label="启用" value="1"/>
          <el-option label="禁用" value="0"/>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button @click="loadGeo" type="primary">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <!-- 围栏表格数据 -->
  <el-card style="margin:20px;">
    <el-table stripe :data="geoTableData">
      <el-table-column label="编号" prop="id" type="index" align="center" width="100"></el-table-column>
      <el-table-column label="围栏名称" prop="name" align="center"></el-table-column>
      <el-table-column label="围栏坐标点" prop="position" align="center" show-overflow-tooltip="true" width="500"></el-table-column>
      <el-table-column label="创建时间" prop="createTime" align="center"></el-table-column>
      <el-table-column label="围栏状态" align="center">
        <template #default="scope">
          <el-switch inactive-value="0" active-value="1"
                     v-model="scope.row.status"
                     @change="changeStatus(scope.row.id,scope.row.status)"
          ></el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button type="primary" link @click="loadVehicle(scope.row.id)">管理车辆</el-button>
          <el-button type="primary" link @click="deleteGeo(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
  <!-- 已绑定车辆弹窗 -->
  <el-dialog title="已绑定车辆" v-model="bindVehicleDialogVisible" style="padding:40px;">
    <el-button type="primary" style="margin:10px 0;" @click="showUnbindVehicleList">添加绑定车辆</el-button>
    <el-table :data="bindVehicleArr">
      <el-table-column prop="brand" label="车辆品牌" align="center"></el-table-column>
      <el-table-column prop="license" label="车牌号" align="center"></el-table-column>
      <el-table-column prop="type" label="车辆类型" align="center"></el-table-column>
      <el-table-column
          label="操作"
          fixed="right"
          width="200"
          align="center">
        <template #default="scope">
          <el-button link type="primary" @click="removeBindVehicle(scope.row.id)">移除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
  <!-- 添加可绑定车辆列表弹窗 -->
  <!-- :before-close="makeSure"要在关闭新添加绑定车辆的弹窗后立即加载已绑定车辆的弹窗表格数据-->
  <el-dialog title="可绑定车辆列表" v-model="AddBindVehicleDialogVisible"  :before-close="handleClose">
    <el-table :data="unBindVehicleArr">
      <el-table-column label="编号" type="index" align="center" width="80px"></el-table-column>
      <el-table-column prop="brand" label="车辆品牌" align="center"></el-table-column>
      <el-table-column prop="license" label="车牌号" align="center"></el-table-column>
      <el-table-column prop="type" label="车辆类型" align="center"></el-table-column>
      <el-table-column prop="status" label="车辆状态" align="center"></el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary" @click="bindNewVehicle(scope.row.id)">绑定</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
</template>

<script setup>
import {onMounted, ref} from "vue";
import axios from "axios";
import {ElMessage} from "element-plus";
import qs from "qs";
import router from "@/router";

//控制"已绑定车辆弹窗"是否显示
const bindVehicleDialogVisible = ref(false);
//控制"可绑定车辆列表"是否显示
const AddBindVehicleDialogVisible = ref(false);

// 定义对象保存查询卡片对象
const geoSearchFrom = ref({name:'',status:''})
// 定义数据保存围栏数据
const geoTableData = ref([])

// 加载电子围栏数据
const loadGeo = ()=>{
  let data = qs.stringify(geoSearchFrom.value)
  axios.get(BASE_URL + '/v1/geofence/select?',data)
  .then(res=>{
    if (res.data.code == 2000){
      geoTableData.value = res.data.data
    }else{
      ElMessage.error(res.data.msg)
    }
  })
  console.log(geoTableData.value)
}
// 重置查询条件
const resetSearch = ()=> {
  geoSearchFrom.value = {name:'',status:''};
  loadGeo();
}
// 进入页面加载页面信息
onMounted(()=>{
  loadGeo();
})

// 定义数组保存已绑定围栏的车辆信息
const bindVehicleArr = ref([])
//定义变量保存当前电子围栏的id  这个是全局id在后面给解绑车辆使用
var geoId;

// 加载已绑定的车辆
const loadVehicle = (geofenceId)=>{
  bindVehicleDialogVisible.value = true;
  // 将当前围栏的id赋值给全局的id
  geoId = geofenceId;
  //根据围栏id查询当前围栏下绑定的车辆信息
  axios.get(BASE_URL + '/v1/vehicle/select?geofenceId=' + geofenceId).then(res=>{
    if (res.data.code == 2000){
      bindVehicleArr.value = res.data.data;
    }else{
      ElMessage.error(res.data.msg);
    }
  })
}

// 解绑车辆
const removeBindVehicle = (vehicleId)=>{
  // geoId全局变量 当前围栏id 当前车辆id
  axios.get(BASE_URL + '/v1/vehicle/unbind/' + vehicleId)
      .then(res=>{
        if (res.data.code == 2000){
          ElMessage.success("车辆解绑成功！");
          // 重新加载当前围栏下的车辆
          loadVehicle(geoId);
        }else {
          ElMessage.error(res.data.msg);
        }
  })
}
//准备数组用来保存未绑定车辆信息
const unBindVehicleArr =ref([])

// 点击添加绑定车辆 显示出未绑定围栏的车辆信息
const showUnbindVehicleList =()=>{
  // 设置添加绑定车辆列表弹窗出现
  AddBindVehicleDialogVisible.value = true;
  // 查询所有未绑定围栏的车辆信息
  axios.get(BASE_URL + '/v1/vehicle/select?geofenBindStatus=0').then(res=>{
    if (res.data.code == 2000){
      ElMessage.success("未绑定车辆查询成功！")
      unBindVehicleArr.value = res.data.data;

    }else{
      ElMessage.error(res.data.msg);
    }
  })
}

//绑定车辆
const bindNewVehicle =(id)=> {
  axios.post(BASE_URL + '/v1/vehicle/bind/' + geoId + "/" + id)
      .then(res=>{
        if (res.data.code == 2000){
          ElMessage.success("车辆绑定成功！");
          // 继续展示未绑定车辆信息，方便用户为此围栏连续绑定多个车辆
          showUnbindVehicleList();
        }else {
          ElMessage.error(res.data.msg)
        }
      })

}

// 关闭可绑定车辆弹窗前,触发此方法
const handleClose = ()=>{
  // 加载当前围栏所有的绑定车辆
  loadVehicle(geoId);
  //关闭内层"可绑定车辆"弹窗
  AddBindVehicleDialogVisible.value = false;
}

// 修改围栏状态
const changeStatus = (id,status) =>{
  let data  = qs.stringify({id: id, status: status})
  axios.post(BASE_URL + '/v1/geofence/save',data)
      .then(res=>{
        if (res.data.code == 2000){
          ElMessage.success('围栏状态修改成功');
          //重新加载电子围栏数据
          loadGeo();
        }else{
          ElMessage.error('请先移除该围栏所有已绑定车辆');
        }
      })
}

//删除围栏
const deleteGeo = (id)=>{
  if (confirm('确定要删除吗？')){
    axios.post(BASE_URL + '/v1/geofence/delete/' + id)
        .then(res=>{
          if (res.data.code == 2000){
            ElMessage.success('围栏删除成功')
            // 刷新页面
            loadGeo();
          }else{
            ElMessage.error(res.data.msg);
          }
        })
  }

}
</script>

<style scoped>
</style>